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BLAINE 1680 ROGERS AVENUE <br /> TECH SERVICES— SAN JOSE,CA 95112-1105 <br /> (408)573-7771 FAX <br /> (408)573-0555 PHONE <br /> �o A9p CONTRACTOR'S LICENSE#746684 <br /> . www hlainetech com <br /> May 30, 2002 <br /> Karen Petryna <br /> Shell Oil Products US <br /> P O Box 7869 <br /> Burbank, CA 91510-7869 <br /> Second Quarter 2002 Groundwater Monitoring at <br /> Shell branded Service Station <br /> 420 Kettleman Lane <br /> Lodi, CA <br /> Monitoring performed on Apn124 and May 16, 2002 <br /> Groundwater Monitonng Report 020516-EB-2 <br /> This report covers the routine monitoring of groundwater wells at this Shell-branded facility In <br /> accordance with standard procedures that conform to Regional Water Quality Control Board <br /> requirements, routine field data collection includes depth to water, total well depth, Unclmess of <br /> any separate unmiscible layer, water column volume, calculated purge volume(if applicable), <br /> elapsed evacuation time (if applicable), total volume of water removed (if applicable), and <br /> standard water parameter instrument readings Sample matenal is collected, contained, stored, <br /> and transported to the laboratory in conformance with EPA standards Purgewater (ifapphcable) <br /> is, likewise, collected and transported to the Martinez Refining Company. <br /> Basic field mformathon is presented alongside analytical values excerpted from the laboratory <br /> report in the cumulative table of WELL CONCENTRATIONS The full analytical report for <br /> the most recent samples and the field data sheets are attached to this report. <br /> At a minimum, Blaine Tech Services, Inc field personnel are certified on completion of a forty- <br /> hour Hazardous Materials and Emergency Response training course per 29 CFR 1910 120 Field <br /> personnel are also enrolled in annual eight-hour refresher courses <br />